Gombe NP - Population Density

The following table lists various population densities and their sources. This table is in no way exhaustive nor do we attest to its accuracy. The discrepancies in densities indicate the need for these type of data to be reconciled for use in comparative studies.

Density (Indiv. per km2)Source
2.5 (30/12km2)
study group home range
Baldwin, P. J., McGrew, W. C. & Tutin, C. E. G. (1982). Wide-ranging chimpanzees at Mt. Assirik, Senegal. Int. J. Primatol. 3: 367-385.
1.4 (54/38km2)See above.
3.1-4.7 (100-150/32km2 - whole park)Lawick-Goodall, J. (1968). The behaviour of free-living chimpanzees in the Gombe Stream Reserve. Anim. Behav. Monogr., 1:161-311.
3.1-5 (whole park)Goodall, J. (1983). Population dynamics during a 15 year period in one community of free-living chimpanzees in the Gombe National Park, Tanzania. Z. Tierpsychol. 61:1-60.Data from p.5.
5 (160/32km2)Goodall, J. (1986). The Chimpanzees of Gombe: Patterns of Behavior. Cambridge: Harvard University Press.
Park pop. crude density: 2.2-3.1 & specific density: 2.9-4.0 (pop.100)Teleki, G. (1976). Demographic observations (1963-1973) on the Chimpanzees of Gombe National Park, Tanzania. J. Hum. Evol. 5:559-98. Data from p. 565.
Park pop. crude density: 3.3-4.6 & specific density: 4.3-6.1 (pop.150)See above
Study pop. crude density: 4.8-6.0 (pop. 48.1)See above.
Study pop. specific density: 2.9-4.8 (pop. 48)See above. Data from p. 589, Table 10.
3.1-4.6 (100-150/32km2 - whole park)Teleki, Geza. (1977). Spatial and Temporal Dimensions of Routine Activities Performed by Chimpanzees in Gombe National Park, Tanzania: An Ethological Study of Adaptive Strategy. Ph.D. Thesis. Pennyslvania State University. Data from p.44.
4.0 to 6.1 measured in relation to regularly utilized as opposed to total avail. space.See above. Data from p. 45.
Study group: 2.75 (55/20km2)Wrangham, R.W. (1977). Feeding behaviour of chimpanzees in Gombe National Park, Tanzania. In (T.H. Clutton-Brock, Ed.) Primate Ecology,(pp.503-538). London: Academic Press.
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